10 Surprising Leopard Gecko Facts

Leopard geckos are one of the most popular pet reptiles in the world, and for good reason - but even longtime keepers are sometimes surprised by a few of these.

For the full care picture, see our Leopard Gecko care guide and our temperature deep-dive.

1. They have movable eyelids, unlike most geckos. Most gecko species have a fixed transparent scale over the eye and lick it clean, but leopard geckos blink and lick their own eyes to keep them clear - a genuinely unusual trait in the gecko world.

2. Their tails are fat storage, not just balance. A plump, healthy tail is a sign of good body condition, since leopard geckos store reserves there for lean times. A visibly thin tail is often one of the first signs something's wrong.

3. They can drop their tails as a defense - and the new one looks different. Dropped tails regenerate, but the regrown version is typically shorter, stubbier, and less detailed in pattern than the original.

4. They squeak when startled. Unlike most reptiles, which are essentially silent, leopard geckos can produce an audible chirp or squeak when stressed or handled roughly - a rare bit of reptile vocalization.

5. Egg incubation temperature can determine sex. Leopard geckos display temperature-dependent sex determination, meaning the incubation temperature of the egg influences whether the hatchling develops as male or female.

6. They come in hundreds of color and pattern combinations. Decades of selective breeding have produced an enormous range of "morphs" - albino, tangerine, mack snow, and many more - each with its own name and lineage among breeders.

7. They can't climb glass or smooth walls. Unlike many other gecko species with adhesive toe pads, leopard geckos have simple clawed feet and no climbing pads, which is useful information for enclosure design since they won't scale the walls.

8. They're native to rocky, arid parts of Asia. Wild leopard geckos are found across Pakistan, Afghanistan, Iran, and parts of India, in dry, rocky terrain rather than sand-dune desert.

9. They're crepuscular, most active at dawn and dusk. This is slightly different from being purely nocturnal, and it's part of why they tolerate moderate daytime handling reasonably well despite being naturally low-light animals.

10. They can live remarkably long for their size. 15 to 20 years is common with good care, and some well-kept individuals have reached 25 or more - a long commitment for such a small reptile.

The squeaking one surprises almost everyone I mention it to. Which fact was new to you? Let me know in the comments.